/Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionMaterialAttributeLayers.h
class UMaterialExpressionMaterialAttributeLayers : public [UMaterialExpression](API\Runtime\Engine\Materials\UMaterialExpression)
bool
bIsLayerGraphBuilt
TArray<TObject...
BlendCallers
FMaterialLayers...
DefaultLayers
FMaterialAttrib...
Input
TArray<TObject...
LayerCallers
int32
NumActiveBlendCallers
int32
NumActiveLayerCallers